Can you hold things without a pinky?
TIL Without your pinky finger, you would lose 50% of your hand strength. While this is true, the real power comes from the hand not the pinky finger itself. Your hand has large amount of muscle on each side. It is especially useful when grasping heavy objects.
Do you need your pinky to play violin?
And the authors begrudgingly acknowledge that "not everyone needs to reach a professional level to get enjoyment from their playing." After all, even if you can bend your pinky in precisely the way required by the instrument, you're probably never going to become a concert violinist anyway.